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Summary of Stock Option Activity (Detail) - Stock Option Awards
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Jun. 30, 2022
USD ($)
$ / shares
shares
Options outstanding, shares  
Beginning Balance | shares 1,466
Granted | shares 35
Exercised | shares (3)
Forfeited/Expired | shares (9)
Ending Balance | shares 1,489
Exercisable as of June 30, 2022 | shares 720
Expected to vest as of June 30, 2022 | shares 769
Total | shares 1,489
Weighted Average Exercise Price Per Share  
Beginning Balance | $ / shares $ 296.80
Granted | $ / shares 235.87
Exercised | $ / shares 135.54
Forfeited/Expired | $ / shares 527.71
Ending Balance | $ / shares 294.42
Exercisable as of June 30, 2022 | $ / shares 185.18
Expected to vest as of June 30, 2022 | $ / shares 396.66
Total | $ / shares $ 294.42
Aggregate Intrinsic Value  
Exercised | $ $ 251
Exercisable as of June 30, 2022 | $ 22,425
Expected to vest as of June 30, 2022 | $ 3,395
Total | $ $ 25,820
Weighted Average Remaining Contractual Term (Years)  
Exercisable as of June 30, 2022 3 years 9 months 18 days
Expected to vest as of June 30, 2022 8 years 9 months 18 days
Total 6 years 4 months 24 days